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Old 08-02-2021, 02:20 PM   #3
Chevy416ci
 
Drives: 15 Camaro 2SS
Join Date: Jul 2021
Location: OC, California
Posts: 3
Quote:
Originally Posted by AlanRubin View Post
Your drain is not at the fusible links.

You have another fuse box at the rear right side of the car.

You cannot have a drain without a ground at the other side of it, so it cannot be
the fusible links.

3A drain is high, and usually means a bad alternator....

Disconnecting the black box, eliminates power to the rear right fuse box in the trunk.
IF the drain went down to .11 after that, you need to trace out those two wires,
the 100A and 60A to where they go and troubleshoot there.
I have checked the rear right fuse box in the trunk, pulled all fuses and relays and still had the drain, also the other 2 fuse boxes (dash/engine bay). Also completely disconnected the alternator, which I still assume has a bad diode and will replace, but if the Alt isn't draining my battery then it doesn't make sense to put a new Alt in just yet until I can find the source of the drain. Been having intermittent issues, such as passenger window not working then working, radio not working then working, passenger air bag on with no passenger then back off again when i restart the car. Possible the BCM is the issue? I do realize i will need to trace the two wires from the black box, just trying to narrow down the possibilities before i tear my car apart to trace the wires from start to finish.
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